Open Contracting Data Standard
Standard for public contracting data — planning, tender, award, and implementation stages.
Visit WebsiteBrowse the tree, filter it, or click any class to see just its corner of it.
Where this one tends to earn its keep.
Government procurement transparency
Anti-corruption monitoring systems
Public spending analysis
Supplier performance tracking
I haven't checked this label against the actual licence text — it's the catalogue's original guess. Check the ontology's own site before you rely on it.
Others worth a look in Government.